This set of Beta 42 series combination wrenches has all popular sizes, from 6mm up to 17mm in 1mm increment and then 19mm 22mm and 24 mm. It is all you will usually need. All this is sold with very nice holder.
Multipurpose scissors from Beta are a tool which proves very useful in workshop. It is faster than plain scissors for cutting rags, cutting leather (such as bartape), or opening cardboard or plastic boxes.